The mechanical seal of this type is seal which is officially adopted for type US-1 by the Japanese Marine Equipment Association, and uses the one-coil spring which is hardly affected by corrosion (electrolytic corrosion) or slurry. There is a hole prepared at the O-ring of rotating seat, for prevention of follow-up failure due to closing. The mechanical seal of this type is applicable to the pump used for cooling water system (industrial water, waste water, sea water) in any industries.

Pressure 1.0 MPa 10.2kgf/
Speed 15m/s
Nominal size 20~130
Application Clean Water, Sea Water, Lubrication oil, Cargo Pumps
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